From 07a4b9f1a0c36c6bff4b0dbaaeaa93baea8b1f0e Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Sat, 26 Jan 2019 15:41:52 +0300
Subject: dont overwrite memfies

---
 crates/ra_vfs/src/lib.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'crates/ra_vfs/src/lib.rs')

diff --git a/crates/ra_vfs/src/lib.rs b/crates/ra_vfs/src/lib.rs
index d1b0222e7..70a13f765 100644
--- a/crates/ra_vfs/src/lib.rs
+++ b/crates/ra_vfs/src/lib.rs
@@ -264,7 +264,9 @@ impl Vfs {
                 self.pending_changes.push(change);
             }
             TaskResult::AddSingleFile { root, path, text } => {
-                self.do_add_file(root, path, text, false);
+                if self.find_file(root, &path).is_none() {
+                    self.do_add_file(root, path, text, false);
+                }
             }
             TaskResult::ChangeSingleFile { root, path, text } => {
                 if let Some(file) = self.find_file(root, &path) {
-- 
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